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Jingjin Shen

Overall (2022): #403,160 of 548,613Top 75%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11364531 Metal workpiece indentation marking device Fengyu Xu, Sen Yang, FAN LV, Guoping Jiang 2022-06-21